/*
  Generate a test image in a file.
  Usage: java ImageGen fileName
*/

import java.awt.*;
import javax.swing.*;
import java.io.*;
import java.awt.image.*;

class ImageGen {
  public static void main(String[] args) throws IOException {
    JFrame frame = new JFrame("ImageTest");
    Container pane = frame.getContentPane();
	
    Drawing canvas = new Drawing();

    pane.add(canvas);
    frame.pack();
    frame.show();
    
    Image image = canvas.getImage();

    Graphics g = image.getGraphics();
    g.setColor(Color.red);
    g.fillOval(10,10,50,50);
    g.setColor(Color.green);
    g.fillOval(110,110,50,50);
    g.setColor(Color.blue);
    g.fillOval(210,210,50,50);
    g.drawString("Yes!",10,100);

    // send the current image to the client
    ObjectOutputStream out = 
               new ObjectOutputStream(new FileOutputStream(args[0]));
    ImageReaderWriter.writeImage((BufferedImage)image, out);
    out.close();
    System.exit(0);
  }
}